1 low noise pair) 12BH7A RCA gray plates used/good 1960's faded printing

1 tube) 10.4/8.2ma Gm=3000/2700

1 tube) 9.4/9.5ma Gm=2700/2700

• Tested on Amplitrex
  
• Good used mA range 7-11ma
• Good used Gm range 2400-2800
• Low Noise and not microphonic

Recommended for

- McIntosh
- VTL
- Manley
- Kora Hermes DAC in place of 12AU7
- Octave M90 mono amps (http://tubeworldexpress.shop/)
- BLACKSTAR HT-5 (replacing Sovtek)
- Luxman MA-88 amp
- Requisite Audio preamp
- Teletronix LA-2A Compressor/Limiter
- Art Audio Diavolo amp
- Ray Samuels
- Kendrick Solo 7
- Valvet L1